Identifying Parts On The System Board - Lenovo Erazer X5 Series User Manual

Identifying parts on the system board

The system board (also known as the "mainboard" or "motherboard") is the main
circuit board in your computer. It provides basic computer functions and supports
a variety of devices that are factory-installed or that you can install later.
The following illustration shows the locations of the different parts on the system
board.
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12V power connector
Microprocessor and heat sink
Microprocessor fan header
Memory slots (4)
Overclocking LED header2
Overclocking LED header1
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2 3
16 15
4 5 6
14 13
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